NZ242540A - Substituted pyridazinedione derivatives; pharmaceutical compositions and their preparation - Google Patents

Info

Publication number

NZ242540A

NZ242540A NZ242540A NZ24254092A NZ242540A NZ 242540 A NZ242540 A NZ 242540A NZ 242540 A NZ242540 A NZ 242540A NZ 24254092 A NZ24254092 A NZ 24254092A NZ 242540 A NZ242540 A NZ 242540A

Authority

NZ

New Zealand

Prior art keywords

alkyl

formula

compound

dione

hydrogen

Prior art date

1991-05-09

Links

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• 239000008194 pharmaceutical composition Chemical class 0.000 title claims description 6
• MYKHANQTTIRZJK-UHFFFAOYSA-N pyridazine-3,4-dione Chemical class O=C1C=CN=NC1=O MYKHANQTTIRZJK-UHFFFAOYSA-N 0.000 title description 8
• 238000002360 preparation method Methods 0.000 title description 2
• 125000000217 alkyl group Chemical group 0.000 claims abstract description 108
• 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 47
• 150000003839 salts Chemical class 0.000 claims abstract description 25
• 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 23
• 125000003545 alkoxy group Chemical group 0.000 claims abstract description 18
• 125000004076 pyridyl group Chemical group 0.000 claims abstract description 11
• 125000005010 perfluoroalkyl group Chemical group 0.000 claims abstract description 7
• 208000012902 Nervous system disease Diseases 0.000 claims abstract description 5
• 208000025966 Neurological disease Diseases 0.000 claims abstract description 5
• 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims abstract description 5
• 239000003085 diluting agent Substances 0.000 claims abstract description 5
• 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 claims abstract description 4
• 125000001475 halogen functional group Chemical group 0.000 claims abstract 12
• 150000001875 compounds Chemical class 0.000 claims description 345
• -1 amino, hydrazino, hydroxy Chemical group 0.000 claims description 129
• 238000000034 method Methods 0.000 claims description 126
• 239000000203 mixture Substances 0.000 claims description 117
• 239000001257 hydrogen Substances 0.000 claims description 61
• 229910052739 hydrogen Inorganic materials 0.000 claims description 61
• IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 33
• UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 28
• 150000005690 diesters Chemical class 0.000 claims description 25
• 150000002431 hydrogen Chemical group 0.000 claims description 25
• OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 18
• 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 17
• 125000001424 substituent group Chemical group 0.000 claims description 17
• 125000004093 cyano group Chemical group *C#N 0.000 claims description 15
• 229920006395 saturated elastomer Polymers 0.000 claims description 15
• 239000003795 chemical substances by application Substances 0.000 claims description 11
• 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 10
• QZWYCFYTWWTGQD-UHFFFAOYSA-N 7-chloro-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound C=1C(Cl)=CC=C(C2=O)C=1NC1=C2C(=O)NNC1=O QZWYCFYTWWTGQD-UHFFFAOYSA-N 0.000 claims description 9
• 239000002168 alkylating agent Substances 0.000 claims description 9
• 229940100198 alkylating agent Drugs 0.000 claims description 9
• 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims description 9
• QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 9
• 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 8
• 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 8
• 125000005190 thiohydroxy group Chemical group 0.000 claims description 7
• 150000002148 esters Chemical class 0.000 claims description 6
• VLCMRTMCMQJSKM-UHFFFAOYSA-N phenyl-[4-phenyl-8-(trifluoromethyl)quinolin-3-yl]methanone Chemical compound C=1C=CC=CC=1C(=O)C1=CN=C2C(C(F)(F)F)=CC=CC2=C1C1=CC=CC=C1 VLCMRTMCMQJSKM-UHFFFAOYSA-N 0.000 claims description 6
• 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 6
• ZHKXUMGWWSETDH-UHFFFAOYSA-N 7,9-dichloro-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound O=C1NNC(=O)C2=C1C(O)=C1C(Cl)=CC(Cl)=CC1=N2 ZHKXUMGWWSETDH-UHFFFAOYSA-N 0.000 claims description 4
• XQHDNGHMKWHGRH-UHFFFAOYSA-N 7-chloro-9-methyl-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound O=C1C=2C(C)=CC(Cl)=CC=2NC2=C1C(=O)NNC2=O XQHDNGHMKWHGRH-UHFFFAOYSA-N 0.000 claims description 4
• 230000003301 hydrolyzing effect Effects 0.000 claims description 4
• NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
• 125000004429 atom Chemical group 0.000 claims description 3
• QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
• 238000004519 manufacturing process Methods 0.000 claims description 3
• 239000001301 oxygen Substances 0.000 claims description 3
• 229910052760 oxygen Inorganic materials 0.000 claims description 3
• ODYWLIZMVJEOER-UHFFFAOYSA-N quinoline-2,3-dicarbohydrazide Chemical compound C1=CC=C2N=C(C(=O)NN)C(C(=O)NN)=CC2=C1 ODYWLIZMVJEOER-UHFFFAOYSA-N 0.000 claims description 3
• 238000006798 ring closing metathesis reaction Methods 0.000 claims description 3
• 229910052717 sulfur Inorganic materials 0.000 claims description 3
• 239000011593 sulfur Substances 0.000 claims description 3
• VCAFYGHTTLRWID-UHFFFAOYSA-N 10-amino-2,3-dihydropyridazino[4,5-b]quinoline-1,4-dione Chemical compound O=C1NNC(=O)C2=C1C(N)=C1C=CC=CC1=N2 VCAFYGHTTLRWID-UHFFFAOYSA-N 0.000 claims description 2
• CTKBWFDNPZUOEL-UHFFFAOYSA-N 7,9-dibromo-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound C=1C(Br)=CC(Br)=C(C2=O)C=1NC1=C2C(=O)NNC1=O CTKBWFDNPZUOEL-UHFFFAOYSA-N 0.000 claims description 2
• LKECUUGNLPIWBL-UHFFFAOYSA-N 7-bromo-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound C=1C(Br)=CC=C(C2=O)C=1NC1=C2C(=O)NNC1=O LKECUUGNLPIWBL-UHFFFAOYSA-N 0.000 claims description 2
• VHUKRVUZPALOFM-UHFFFAOYSA-N 7-bromo-9-methyl-3,5-dihydro-2h-pyridazino[4,5-b]quinoline-1,4,10-trione Chemical compound O=C1C=2C(C)=CC(Br)=CC=2NC2=C1C(=O)NNC2=O VHUKRVUZPALOFM-UHFFFAOYSA-N 0.000 claims description 2
• VCESISKHPBQXOF-UHFFFAOYSA-N 7-chloro-2,3-dihydropyridazino[4,5-b]quinoline-1,4-dione Chemical compound O=C1NNC(=O)C=2C1=NC1=CC(Cl)=CC=C1C=2 VCESISKHPBQXOF-UHFFFAOYSA-N 0.000 claims description 2
• 150000001768 cations Chemical class 0.000 claims description 2
• 241000575946 Ione Species 0.000 claims 1
• LTXREWYXXSTFRX-QGZVFWFLSA-N Linagliptin Chemical compound N=1C=2N(C)C(=O)N(CC=3N=C4C=CC=CC4=C(C)N=3)C(=O)C=2N(CC#CC)C=1N1CCC[C@@H](N)C1 LTXREWYXXSTFRX-QGZVFWFLSA-N 0.000 claims 1
• 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 abstract description 6
• 125000004432 carbon atom Chemical group C* 0.000 abstract description 2
• 238000005917 acylation reaction Methods 0.000 abstract 1
• 238000005804 alkylation reaction Methods 0.000 abstract 1
• BOYBQQBDCOIBIR-UHFFFAOYSA-N pyrido[2,3-f]cinnoline Chemical compound N1=CC=C2C3=NC=CC=C3C=CC2=N1 BOYBQQBDCOIBIR-UHFFFAOYSA-N 0.000 abstract 1
• 239000007787 solid Substances 0.000 description 250
• XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 144
• OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 141
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 138
• RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 130
• 238000004458 analytical method Methods 0.000 description 130
• VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 108
• 239000000243 solution Substances 0.000 description 101
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 89
• 239000011541 reaction mixture Substances 0.000 description 84
• 229910001868 water Inorganic materials 0.000 description 81
• QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 79
• 238000005481 NMR spectroscopy Methods 0.000 description 78
• WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 54
• 239000000463 material Substances 0.000 description 53
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
• YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 45
• 239000013078 crystal Substances 0.000 description 43
• JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 40
• 238000001953 recrystallisation Methods 0.000 description 40
• ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 37
• YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 36
• 239000002244 precipitate Substances 0.000 description 36
• 239000000538 analytical sample Substances 0.000 description 34
• VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 30
• 238000005160 1H NMR spectroscopy Methods 0.000 description 29
• 229960000583 acetic acid Drugs 0.000 description 28
• 239000012299 nitrogen atmosphere Substances 0.000 description 28
• WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 26
• 239000000741 silica gel Substances 0.000 description 26
• 229910002027 silica gel Inorganic materials 0.000 description 26
• 239000003921 oil Substances 0.000 description 25
• 239000000047 product Substances 0.000 description 25
• DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 24
• 238000012360 testing method Methods 0.000 description 24
• 239000000284 extract Substances 0.000 description 23
• IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 22
• 238000006243 chemical reaction Methods 0.000 description 22
• 238000001816 cooling Methods 0.000 description 21
• UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 20
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 18
• 239000000843 powder Substances 0.000 description 18
• 239000012258 stirred mixture Substances 0.000 description 18
• 239000002904 solvent Substances 0.000 description 16
• 239000000725 suspension Substances 0.000 description 16
• 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 15
• 238000003756 stirring Methods 0.000 description 15
• 238000004587 chromatography analysis Methods 0.000 description 14
• IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 14
• 238000010992 reflux Methods 0.000 description 14
• 125000005843 halogen group Chemical group 0.000 description 13
• YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 13
• 239000004381 Choline salt Substances 0.000 description 12
• DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 12
• WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 12
• 235000019417 choline salt Nutrition 0.000 description 12
• 229930195712 glutamate Natural products 0.000 description 12
• CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 11
• 239000004471 Glycine Substances 0.000 description 11
• VHILMKFSCRWWIJ-UHFFFAOYSA-N dimethyl acetylenedicarboxylate Chemical compound COC(=O)C#CC(=O)OC VHILMKFSCRWWIJ-UHFFFAOYSA-N 0.000 description 11
• 239000000706 filtrate Substances 0.000 description 11
• 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 11
• NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 10
• OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 10
• QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
• 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 9
• 125000001494 2-propynyl group Chemical group [H]C#CC([H])([H])* 0.000 description 9
• 239000002585 base Substances 0.000 description 9
• 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 9
• 150000002429 hydrazines Chemical class 0.000 description 9
• UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 8
• 239000002253 acid Substances 0.000 description 8
• 150000001412 amines Chemical class 0.000 description 8
• 235000011089 carbon dioxide Nutrition 0.000 description 8
• 230000008602 contraction Effects 0.000 description 8
• 238000001035 drying Methods 0.000 description 8
• 229910052943 magnesium sulfate Inorganic materials 0.000 description 8
• LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 8
• 150000003248 quinolines Chemical class 0.000 description 8
• HOKKHZGPKSLGJE-GSVOUGTGSA-N N-Methyl-D-aspartic acid Chemical compound CN[C@@H](C(O)=O)CC(O)=O HOKKHZGPKSLGJE-GSVOUGTGSA-N 0.000 description 7
• MBBZMMPHUWSWHV-BDVNFPICSA-N N-methylglucamine Chemical compound CNC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO MBBZMMPHUWSWHV-BDVNFPICSA-N 0.000 description 7
• 150000001732 carboxylic acid derivatives Chemical class 0.000 description 7
• SLPCQFBJADHSKZ-UHFFFAOYSA-N dimethyl 7-chloro-4-oxo-1h-quinoline-2,3-dicarboxylate Chemical compound ClC1=CC=C2C(O)=C(C(=O)OC)C(C(=O)OC)=NC2=C1 SLPCQFBJADHSKZ-UHFFFAOYSA-N 0.000 description 7
• 230000000763 evoking effect Effects 0.000 description 7
• 238000009472 formulation Methods 0.000 description 7
• 230000008569 process Effects 0.000 description 7
• 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 7
• HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
• 108090001041 N-Methyl-D-Aspartate Receptors Proteins 0.000 description 6
• ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
• 230000006378 damage Effects 0.000 description 6
• 230000000694 effects Effects 0.000 description 6
• 239000007789 gas Substances 0.000 description 6
• 230000000302 ischemic effect Effects 0.000 description 6
• UBJFKNSINUCEAL-UHFFFAOYSA-N lithium;2-methylpropane Chemical compound [Li+].C[C-](C)C UBJFKNSINUCEAL-UHFFFAOYSA-N 0.000 description 6
• DYHSDKLCOJIUFX-UHFFFAOYSA-N tert-butoxycarbonyl anhydride Chemical compound CC(C)(C)OC(=O)OC(=O)OC(C)(C)C DYHSDKLCOJIUFX-UHFFFAOYSA-N 0.000 description 6
• HETSDWRDICBRSQ-UHFFFAOYSA-N 3h-quinolin-4-one Chemical compound C1=CC=C2C(=O)CC=NC2=C1 HETSDWRDICBRSQ-UHFFFAOYSA-N 0.000 description 5
• MTCFGRXMJLQNBG-UWTATZPHSA-N D-Serine Chemical compound OC[C@@H](N)C(O)=O MTCFGRXMJLQNBG-UWTATZPHSA-N 0.000 description 5
• 229930195711 D-Serine Natural products 0.000 description 5
• JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 5
• 102000004868 N-Methyl-D-Aspartate Receptors Human genes 0.000 description 5
• KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 5
• 210000004556 brain Anatomy 0.000 description 5
• 239000012267 brine Substances 0.000 description 5
• 125000001309 chloro group Chemical group Cl* 0.000 description 5
• 229940117975 chromium trioxide Drugs 0.000 description 5
• WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 5
• GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 5
• 238000001914 filtration Methods 0.000 description 5
• 239000012362 glacial acetic acid Substances 0.000 description 5
• 230000000971 hippocampal effect Effects 0.000 description 5
• 230000005764 inhibitory process Effects 0.000 description 5
• 239000010410 layer Substances 0.000 description 5
• 239000011777 magnesium Substances 0.000 description 5
• 229910000030 sodium bicarbonate Inorganic materials 0.000 description 5
• HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 5
• 210000001519 tissue Anatomy 0.000 description 5
• HMBHAQMOBKLWRX-UHFFFAOYSA-N 2,3-dihydro-1,4-benzodioxine-3-carboxylic acid Chemical compound C1=CC=C2OC(C(=O)O)COC2=C1 HMBHAQMOBKLWRX-UHFFFAOYSA-N 0.000 description 4
• PHKAOEGXBSERHX-UHFFFAOYSA-N 6-iodo-1h-indole-2,3-dione Chemical compound IC1=CC=C2C(=O)C(=O)NC2=C1 PHKAOEGXBSERHX-UHFFFAOYSA-N 0.000 description 4
• QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
• IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 4
• WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 4
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
• 208000006011 Stroke Diseases 0.000 description 4
• 125000002252 acyl group Chemical group 0.000 description 4
• 238000007605 air drying Methods 0.000 description 4
• 229910052783 alkali metal Inorganic materials 0.000 description 4
• WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 4
• 125000001246 bromo group Chemical group Br* 0.000 description 4
• 239000000872 buffer Substances 0.000 description 4
• 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 4
• 229940075419 choline hydroxide Drugs 0.000 description 4
• FIPPDGPWGNPGNT-UHFFFAOYSA-N diethyl 6-nitro-4-oxo-1h-quinoline-2,3-dicarboxylate Chemical compound C1=C([N+]([O-])=O)C=C2C(O)=C(C(=O)OCC)C(C(=O)OCC)=NC2=C1 FIPPDGPWGNPGNT-UHFFFAOYSA-N 0.000 description 4
• IHQQMWNGBRHPMN-UHFFFAOYSA-N dimethyl 4,7-dichloroquinoline-2,3-dicarboxylate Chemical compound ClC1=CC=C2C(Cl)=C(C(=O)OC)C(C(=O)OC)=NC2=C1 IHQQMWNGBRHPMN-UHFFFAOYSA-N 0.000 description 4
• ONRHMEZRELTZEC-UHFFFAOYSA-N dimethyl 5-chloro-4-oxo-1h-quinoline-2,3-dicarboxylate Chemical compound C1=CC(Cl)=C2C(O)=C(C(=O)OC)C(C(=O)OC)=NC2=C1 ONRHMEZRELTZEC-UHFFFAOYSA-N 0.000 description 4
• 239000012259 ether extract Substances 0.000 description 4
• 238000002474 experimental method Methods 0.000 description 4
• 239000011521 glass Substances 0.000 description 4
• 210000001320 hippocampus Anatomy 0.000 description 4
• IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 4
• 229910000041 hydrogen chloride Inorganic materials 0.000 description 4
• 238000001727 in vivo Methods 0.000 description 4
• JXDYKVIHCLTXOP-UHFFFAOYSA-N isatin Chemical compound C1=CC=C2C(=O)C(=O)NC2=C1 JXDYKVIHCLTXOP-UHFFFAOYSA-N 0.000 description 4
• 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 4
• CFHGBZLNZZVTAY-UHFFFAOYSA-N lawesson's reagent Chemical compound C1=CC(OC)=CC=C1P1(=S)SP(=S)(C=2C=CC(OC)=CC=2)S1 CFHGBZLNZZVTAY-UHFFFAOYSA-N 0.000 description 4
• HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 4
• 229960003194 meglumine Drugs 0.000 description 4
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